Stealing from the Solar System: the Effects of a Stellar Fly-By
The outer reaches of our solar system harbor a number of mysterious features. Astrobites reports on whether a single stellar fly-by could help explain them all.
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Red Clump Stars and the History of the Galactic Bulge
The Milky Way’s central bulge plays host to a population of old, red stars. What can a closer look at these stars tell us about their origin and distribution?
Shocks in the Solar Atmosphere
Shocks in the Sun’s atmosphere may be contributing to its mysteriously high temperatures. A new study explores these phenomena in more detail.
Getting WISE-r About Variable Stars
What sorts of variable objects can be found in a trove of infrared data? Astrobites reports on five years of WISE observations.
Featured Image: An Active Past for a Milky-Way Twin?
NGC 6744 is a twin of the Milky Way — but with a more active supermassive black hole at its center.
Searching for Exoplanets Around X-Ray Binaries
Could we hunt for planets around the black holes, neutron stars, and white dwarfs that live in binaries with companion stars?
Shutting Down Star Formation
At some point in a galaxy’s life, it probably transitions from a star-forming factory into an old, red, inactive relic. What drives this change?
A Stellar Review: Re-Analyzing the Kepler Stellar Radii with Gaia
Astrobites reports on how the new Gaia data impacts our understanding of Kepler stars and planets.
A Rapidly Spinning Black Hole with a Warped Disk
X-ray eyes mounted on the International Space Station have now revealed a new look at a black hole feeding off its companion.
When Stars Run Away
Could speeding stars be linked to unidentified gamma-ray sources?
Gaia Identifies a Stellar Gap
New data from the Gaia mission has revealed a surprise hidden among main-sequence stars.
A Very Close Planet That Is Way Out of Line
Astrobites reports on an unusual exoplanet that transits its host star on a tilted orbit.